https://www.dcrainmaker.com/2017/03/xert-training-platform-in-depth-review.html
Be sure to like his tweet: https://twitter.com/dcrainmakerblog/status/847857962697797634
And his Facebook post: https://www.facebook.com/dcrainmaker/posts/1659800694037964:0
And share these with others that are still looking to understand how to interpret all the various aspects of Xert.
(Btw, it was fun watching his remote player while he was testing a workout (Magic Carpet Ride) and texting him in real-time to explain what was happening.)